package day14;
import java.awt.*;
public class AwtDemo2 {
public static void main(String[] args) {
Myframe myframe1 = new Myframe(200, 300, 200, 200, Color.yellow);
Myframe myframe2 = new Myframe(400, 300, 200, 200, Color.gray);
Myframe myframe3 = new Myframe(600, 300, 200, 200, Color.red);
}
}
class Myframe extends Frame {
static int id = 0;//可能有多个窗口,需要计数器
public Myframe(int x, int y, int w, int h, Color color) {
super("Myframe+" + (++id));
setBackground(color);
setBounds(x, y, w, h);
setVisible(true);
}
}
执行结果: